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[DPRG] Pressure sensors (was: Accelerometer Questions)

Subject: [DPRG] Pressure sensors (was: Accelerometer Questions)
From: Randy M. Dumse rmd at newmicros.com
Date: Thu Nov 21 09:00:01 CST 2002

Yehaha, but, what he wants is a rate of change of balloon, as opposed to
absolute balloon size indicator.

So put a whistle, but designed for water rather than air, at the neck of
the bottle, and you'd be getting closer to what he wants.


> Take an empty, 1 liter plastic Coke bottle.
> When you come up, mark the feet on the 1" tape.
> Change the balloon from time to time.

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